ScienceDaily Health Headlines
for the Week of January 16 to January 23, 2011
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Posted 2011-01-22:
- Cracking a tooth: 3-D map of atoms sheds light on nanoscale interfaces in teeth, may aid materials design
- Genetic code for form of pancreatic cancer cracked
- Defense mechanism against bacteria and fungi deciphered
- Mammograms: Detecting more than breast cancer, may help assess heart risk in kidney disease patients
- Gulf grows between research practice and participant preferences in genetic studies
- Alzheimer's, Parkinson's and diabetes mellitus: Unfolding amyloid secrets
- Montrealers are feeding fish Prozac; Research shows influence on brain activity while long-term consequences are unclear
- Cell binding discovery brings hope to those with skin and heart problems
- Intrafamilial medically assisted reproduction
Posted 2011-01-22:
- Mindfulness meditation training changes brain structure in eight weeks
- HEPA filters reduce cardiovascular health risks associated with air pollution, study finds
- Vitamin E may increase the life expectancy of males who have high dietary vitamin C intake and smoke less than a pack per day
- Study examines risk factors of a mass shooting
- Red blood cell hormone modulates the immune system
- Study maps process used by T cells to discriminate pathogens from the body's own cells
- Environmental contaminants in breast milk decrease over lactation time
- Go figure: Math model may help researchers with stem cell, cancer therapies
- Learning science : Actively recalling information from memory beats elaborate study methods
- Scientists grow human liver tissue to be used for transplantation
- Drug 'khat' makes users more impulsive
- Why first impressions are so persistent
- Breastfeeding: Added protection for cancer survivors?
- Genetic variety of virus causing AIDS as a time indicator
- Stress, anxiety both boon and bane to brain
- Cancer-fighting role for cells discovered
- New mechanism for controlling blood sugar level discovered
- Remote-controlled capsule endoscope safely examines the stomach
- Distance may be key in successful negotiations, new study shows
- Measles' natural nemesis: Cells infected by measles virus pull out a heavy weapon in the form of the enzyme ADAR1
- New low-cost method to deliver vaccine shows promise
- Bus and tram passengers warned to keep their germs to themselves
- Strong social ties benefit breast cancer patients
- Gene test shows which bladder cancer patients may have cancer spread
- First liver transplant patients receive experimental drug to prevent hepatitis C infection
- Majority of US adolescents with severe mental disorders have never received treatment for their conditions, study finds
Posted 2011-01-21:
- Global view of blood cell development reveals new and complex circuitry
- Knee osteoarthritis: When you can't walk fast enough to cross busy streets
- Are positive emotions good for your health in old age?
- Brain's clock influenced by senses
- Children with severe asthma experience premature loss of lung function during adolescence, study finds
- Illegal use of human growth hormone common among young male weightlifters, study finds
- Viral protein mimic keeps immune system quiet
- Mother's stem cells likely key to treating genetic disease before birth
- Chaperone enzyme provides new target for cancer treatments
- Sleep researchers apply fatigue model to fatal commuter air crash
- Like humans, amoebae pack a lunch before they travel
- Drug used to treat heavy periods can stop trauma patients bleeding to death, study finds
- Bedbug genetic study finds possible pesticide-resistance genes
- Little evidence to support most eHealth technologies, such as electronic patient records, study shows
- Nanoparticle vaccine protects against stomach flu
- See how they grow: Monitoring single bacteria without a microscope
- Statins: Benefits questionable in low-risk patients, review finds
- Challenging the limits of learning: Linguist measures the human mind against the yardstick of a machine
- Small molecules may prevent Ebola infection
- Special sugar, nanoparticles combine to detect cholera toxin
- Prion disease spreads in sheep via mother's milk
- A second language gives toddlers an edge
- Celiac patients can eat hydrolyzed wheat flour, study finds
- Molecular battle in cancer cells offers clues for treatment
- Novel antibiotic combinations fight resistance genes
- End-of-life decisions take longer if patient hasn't shared wishes with family, study finds
- Complete structure of HIV’s outer shell revealed
- Staph vaccine shows promise in Phase I
- Converting 2-D photo into 3-D face for security applications and forensics
Posted 2011-01-20:
- New CPR technique for out-of-hospital cardiac arrest increases survival by 53 percent
- Unlocking the secret(ase) of building neural circuits
- Health-care systems not using best evidence in decision-making, expert argues
- Possible new treatment for severe 2009 H1N1 infection
- Killer paper for next-generation food packaging
- Girls who are bullied are at risk for substance use through depression
- Birth control pills do not cause weight gain, new research suggests
- Roundworm unlocks pancreatic cancer pathway
- Risks, consequences of video game addiction identified in new study
- Antioxidants may improve chances of conceiving in male subfertility
- Malaria parasite caught red-handed invading blood cells
- Eating more fruit and vegetables is linked to a lower risk of dying from ischemic heart disease
- Researcher warns of health risks with carbon nanotubes
- Students are more likely to retake the SAT if their score ends with '90'
- Antioxidants might cause fertility problems in females, scientists discover
- In scientific first, researchers visualize naturally occurring mRNA
- New way of predicting dominant seasonal flu strain
- When video games get problematic so do smoking, drug use and aggression
- Does long-term cell phone use lead to brain tumors?
- New leads in the case against drug-resistant biofilms
- Prostate cancer treatment linked to higher rate of colon cancer, study finds
- Appetite-related chemical also affects drug-seeking: Hungry rats more resistant to drug relapse in absence of chemical signal
- Nanotech medicine to rebuild damaged parts of human body
- Long-term, high-fat diet alters mice brains: Brain changes may contribute to cycles of weight gain
- Statins don't prove useful for general pediatric lupus population
- Color and shape of pills affects how patients feel about their medication
- New molecule could save brain cells from neurodegeneration, stroke
- X-rays linked to increased childhood leukemia risk
- Vitamin D levels lower in African-Americans, research finds
- Brain imaging identifies differences in childhood bipolar disorder, ADHD
Posted 2011-01-19:
- Cardiologists uncover new heart attack warning sign
- Scientific evidence supports effectiveness of Chinese drug for cataracts
- Statin risks may outweigh benefits for patients with a history of brain hemorrhage
- The importance of making a good first impression in the classroom
- How progesterone increases breast cancer risk
- Scientists bring cancer cells back under control
- Vitamin D absorption is diminished in patients with Crohn's disease, researchers find
- Young couples can't agree on whether they have agreed to be monogamous
- New synthetic compound created with HIV-fighting promise
- Healthy gums, healthy lungs: Maintaining healthy teeth and gums may reduce risk for pneumonia, chronic obstructive pumonary disease
- Why do the Abbotts wait, while the Zimmermans rush to buy?
- Reducing diet early in pregnancy stunts fetal brain development, study finds
- New hope in fight against Huntington's Disease
- How protein aggregation can lead to neurodegenerative diseases
- Youth adapt faster than seniors to unexpected events, study finds
- Magnetically controlled pill could boost body's absorption of drugs
- Big breakfast generally doesn't help weight loss
- Common antibiotics and blood pressure medication may result in hospitalization
- Infants not exempt from obesity epidemic
- Smoking accounts for up to 60 percent of gender gap in deaths across Europe, research finds
- Patients using warfarin have higher risk of death after trauma, study finds
- Few surgeons seek help for suicidal thoughts, study finds
- Minimally invasive technique appears helpful to reanimate facial paralysis
- New molecular imaging technologies for detecting cellular processes
- Sleep evaluation may help identify kids at risk for respiratory complications after tonsil surgery
- Secondary students should be required to receive CPR training, experts advise
- Scientists sequence gut microbes of premature infant
- Link between chlamydia and ectopic pregnancy explained
- Heart failure patients twice as likely to die if admitted to general wards, UK study finds
- Nursing home closures clustered in poor, minority areas
Posted 2011-01-18:
- Alzheimer's plaques lead to loss of nitric oxide in brain
- Transforming skin cells into cartilage
- Silicon microdevices show promise for detecting metastatic breast cancer cells
- Neuronal migration errors: Right cells, wrong place
- First genetic test for predicting IVF success
- Fruit and vegetable concentrate decreases number of days with severe cold symptoms
- CT helps identify bullet trajectories
- Targeting nicotine receptors to treat cognitive impairments in schizophrenia
- 'Master switch' for key immune cells in inflammatory diseases discovered
- New technique to see neurons of the deep brain for months at a time
- Researchers unzip MRSA and discover route for vaccine
- 'Yo-yo' effect of slimming diets explained
- Smoking causes genetic damage within minutes after inhaling
- MicroRNA suppresses prostate cancer stem cells and metastasis
- More intensive methods needed to identify TB in HIV-prone populations
- Enhanced early childhood education pays long-term dividends in better health
Posted 2011-01-17:
- Researchers can predict your video game aptitude by imaging your brain
- Measles virus plays role in Paget's disease of bone, researchers say
- 99% of pregnant women in US test positive for multiple chemicals including banned ones, study suggests
- Inverse benefits due to drug marketing undermine patient safety and public health, study finds
- Researchers discover way to halt lung inflammation in animal models
- Molecular rationale for combining targeted agents to treat breast cancer
- Next-generation hospital design can improve health -- and save money
Posted 2011-01-16:
- Why coffee protects against diabetes
- Bioactive compounds in berries can reduce high blood pressure
- Skin provides Australia's first adult stem cells for rare genetic disease
- Universities miss chance to identify depressed students, study finds
- Tinnitus is the result of the brain trying, but failing, to repair itself
- Cancer survivors likely to experience pain at some point in care
Posted 2011-01-15:
- Early development of anti-HIV neutralizing antibodies
- Population-wide reduction in salt consumption recommended
- Taking more steps every day can help ward off diabetes
- Airborne pathogens can induce mad cow disease, new findings suggest
- Individuals with partial hearing loss may benefit from hybrid cochlear implant
- Driving simulators help older adults improve their road skills
- Microbes in our gut regulate genes that control obesity and inflammation
- New therapies for prevention and treatment of Alzheimer's disease identified
- Risks associated with second-hand smoke in cars carrying children
- Suicide risk greater for people living at higher elevations, study finds
- Genetically modified chickens that don't transmit bird flu developed; Breakthrough could prevent future bird flu epidemics
- Room light before bedtime may impact sleep quality, blood pressure and diabetes risk
- New drug protects against blood clots following hip replacement surgery, study suggests
- Rotational motion in living cells: New tool for cell research may help unravel secrets of disease
- Virus might fight brain tumors better if armed with bacterial enzyme, study shows
- New light shed on river blindness parasite
- Why PSA levels reflect prostate cancer progression
- Is 'breast only' for first six months best?
- 'Longevity' protein SIRT1 may ward off precursor to prostate cancer
- Deep genomics: In the case of DNA, the package can be as important as its contents, new work with fruit flies reveals
- Baby-led weaning is feasible but could cause nutritional problems for minority of infants
- Mandatory menu labeling didn't change behavior at fast food chain
Posted 2011-01-14:
- Popular sleep medicine puts older adults at risk for falls, cognitive impairment
- Private room intensive care units associated with lower infection rates
- Writing about worries eases anxiety and improves test performance
- Overexpression of repetitive DNA sequences discovered in common tumor cells
- Bisphenol A may have role in ovarian dysfunction
- Neuroscientists explain 'Proustian effect' of small details attached to big memories
- Courtship affects gene expression in flies, study finds
- Measles virus, a weapon against cancer?
- More breaks from sitting are good for waistlines and hearts
- Drug reduces the increase in fear caused by previous traumatic experiences in mice
- New measure trumps high-density lipoprotein (HDL) levels in protecting against heart disease
- New microscope records firing of thousands of individual neurons in 3-D
- New method will triple amount of genetic information from newborn blood spot screenings
- Energy drinks don't blunt effects of alcohol, study finds
- Biomedical breakthrough: Blood vessels for lab-grown tissues
- Antibiotics best treatment for ear infections in toddlers, study finds
- Pandemic H1N1 influenza vaccine effective in 2009-10 flu season
- Cancer costs projected to reach at least 8 billion in 2020
- Adrenaline receptor 'frozen in action' by researchers
- Two medicines taken together improve control of blood pressure
- Family, friends, social ties influence weight status in young adults
- Tinnitus treatment: Rebooting the brain helps stop the ring of tinnitus in rats
- Robotic surgery of 'tremendous benefit' to patients
- Comparison of medications for heart failure finds difference in risk of death
- People neglect who they really are when predicting their own future happiness
Posted 2011-01-13:
- Delivering a potent cancer drug with nanoparticles can lessen side effects
- MicroRNA-TP53 circuit connected to chronic lymphocytic leukemia
- New laboratory aims to revolutionize surgery with real-time metabolic profiling
- Middle school is when the right friends may matter most
- Musical chills: Why they give us thrills
- Lab-on-a-chip developed for fast, inexpensive blood tests: Smartphone app next
- New insight into neuronal survival after brain injury
- Virus killer gets supercharged: Discovery greatly improves common disinfectant
- How partners perceive each other's emotion during a fight has a huge impact on their reactions
- Critical link between Down syndrome and Alzheimer's disease discovered
- 'Thirdhand smoke' may be bigger health hazard than previously believed
- MicroRNAs could increase the risk of amputation in diabetics
- Emotional stress can change brain function
- Scientists discover way to stop pancreatic cancer in early stages, study suggests
- Eating vegetables gives skin a more healthy glow than the sun, study shows
- Zoster vaccine associated with lower risk of shingles in older adults
- Men with macho faces attractive to fertile women, researchers find
- DNA blood test can cut invasive testing for Down's syndrome by 98 percent, study suggests
- Anti-epileptic drugs associated with increased risk of fracture in older adults
- Parents give boys preferential treatment when there is a chronic food shortage
- Common painkillers linked to increased risk of heart problems
- Knee protectors can form allergenic substances on the skin
- Our perceptions of masculinity and femininity swayed by our sense of touch
- How human vision perceives rapid changes: Brain predicts consequences of eye movements based on what we see next
- DNA introduced directly into cell nucleus using protein nanodisks
- New research aims to shut down viral assembly line
- The Starbucks effect: Committed customers don't like logo redesigns, research finds
- New multiple sclerosis target identified
- Implant appears effective for treating inflammatory disease within the eye
- Secret businesses aimed to exploit vaccine fears, British Medical Journal investigation finds
- Customer representatives mean increased efficiency in radiology
Posted 2011-01-12:
- Feast or famine: Researchers identify leptin receptor's sidekick as a target for appetite regulation
- New markers for allergic disorders derived from analysis of medical databases
- Possible off-switch for anxiety discovered
- Researchers inch closer to unlocking potential of synthetic blood
- Bottle rockets can cause serious eye injuries in children
- Body dysmorphic disorder patients who loathe appearance often get better, but it could take years
- High sugar consumption may increase risk factors for heart disease in American teenagers
- Lifetime risk of adult rheumatoid arthritis determined
- Being poor can suppress children's genetic potentials, study finds
- Smoking around your kindergartner could raise their blood pressure
- Viral evasion gene reveals new targets for eliminating chronic infections
- What causes brain cell death in Parkinson's patients?
- New device set to combat fear of the dentist's drill
- New drug target for prion diseases, 'mad cow'
- Steering cancer inflammation to inhibit tumor growth and spread
- Abstinence, heavy drinking, binge drinking associated with increased risk of cognitive impairment
- Couch potatoes beware: Too much time spent watching TV is harmful to heart health
- H1N1 pandemic flu points to vaccine strategy for multiple flu strains
- Less invasive techniques help manage complications of severe pancreatic disease
- For non-whites, geography plays key role in colon cancer screening; Race, ethnicity only part of equation, research finds
Posted 2011-01-11:
- Gesturing while talking helps change your thoughts
- 'UnZIPPING' zinc protects hippocampal neurons
- Mosquito nets do not work everytime, researchers find
- With proper planning, selective rather than mass vaccination can reduce spread of flu, say physicists
- Children in formal child care have better language skills, Norwegian study finds
- Cancer in a single catastrophe: Chromosome crisis common in cancer causation
- 'Long-shot' discovery may lead to advances in treating anxiety, memory disorders
- Induced pluripotent stem cells from fetal skin cells and embryonic stem cells display comparable potential for derivation of hepatocytes
- Watch out for that boom: With the America's Cup destination decided, timely study identifies sailing injuries
- Extreme obesity associated with higher risk of death for 2009 H1N1 patients
- When less is more: How mitochondrial signals extend lifespan
- Treating fractures: Children are not miniature adults, researchers caution
- Genetic mutation responsible for 'gigantism' disease -- or acromegaly -- identified
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